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Hair coloring
| Question | Answer |
|---|---|
| Also known as the patch test,applying a small amount if product on the skin to check for sensitivity and/or an allergic reaction to a product/chemical | Predisposition Test (Patch Test) |
| Determines if the hair color is absorbing and processing evenly | Processing Strand Test |
| A support tool for the Law of Color to visually show how all colors are created | Color Wheel |
| A system that provides an understanding of color relationships | Law of Color |
| The 3 basic colors (red,yellow,blue) from which all other Colors are produced | Primary Colors |
| Created by mixing two primary colors in equal proportions | Secondary Colors |
| Created by mixing a primary color with a neighboring secondary color | Tertiary Colors |
| Created by mixing a primary and a secondary color located opposite of each other on the color wheel | Complementary Colors |
| Also known as HUE is the balance of color | Tone |
| Also known as CONTRIBUTING PIGMENT is the warm or cool tone seen within the predominant haircolor | Undertone |
| The strength of the color's appearance | Intensity |
| The middle layer of hair,made up of elongated cells containing melanin and keratin | Cortex |
| The innermost layer of hair composed of round cells;hair missing the medulla is fine or fragile | Medulla |
| The coloring matter that provides us with the natural color of our hair and skin; also know as pigment | Melanin |
| Produces brown to black pigments | Eumelanin |
| Produces yellow to red pigments in the hair | Pheomelanin |
| A system used to determine lightness or darkness of a color | Level System |
| Degree of lightness or darkness of a color | Level |
| The medical term for gray hair; the result of a gradual decline in melanin | Canities |
| The technique that allows for better haircolor pent ration by softening the cuticle; often used prior to haircoloring resistant and/or gray hair | Presoftening |
| The science that deals with composition, structures,and properties of matter and how matter changes under different chemical conditions | Chemistry |
| A substance used in, or produced by, the process of chemistry | Chemical |
| The study of living or previously living organisms containing carbon | Organic Chemistry |
| The study of not living or never living organisms that do not contain carbon | Inorganic Chemistry |
| Substance that has mass and occupies space; occurs in the former of solid,liquid,or gas | Matter |
| The simplest for of matter. It can nit be broken down into simpler substance | Element |
| The smallest chemical part of an element | Atom |
| Particles in an atom that have a positive charge | Proton |
| Particles in an atom that have a neutral charge (having no positive or negative charge) | Neutron |
| Particles inn an atom that have a negative charge | Electron |
| An atom or a group of atoms carrying an electric charge | Ion/Ions |
| 2 or more atoms chemically Joined, and retain in their chemical and physical properties to for matter | Molecule |
| Also know as COMPOUNDS,are a chemical combination of 2 or more atoms from different elements | Compound Molecules |
| The chemical reaction that occurs when oxygen is released from a substance;this reaction assists in the development of color on the hair | Oxidation |
| Have the definite chemical and physical properties | Pure Substances |
| A substance that 8s capable of dissolving another substance | Solvent |
| A mixture in which small particles of a substance are dispersed throughout a gas or liquid. If left undisturbed, the particles are likely to settle and separate | Suspension |
| The suspension of one liquid in a second liquid with which the first will not mix | Emulsion |
| A gas with a strong odor, made up of nitrogen and hydrogen | Ammonia |
| Used to neutralize acids or raise the pH. May be used in place of ammonia because they create less odor | Alkanolamines |
| Small compounds, also known as uncolored DE precursors, found in permanent haircolor | Aniline Derivatives |
| Ranges from 0 to 6.9 on the pH scale | Acid |
| 7.1 to 14 on pH scale | Alkaline |
| Temporary colors; no chemical mixing or reaction takes place to produce these colors on the hair | Non-Oxidative Haircolor |
| (Chemical change) create a a chemical change in the hair therfore providing longer lasting haircolor results. Types of haircolor are permanent haircolor and demi-permanent haircolor | Oxidative Haircolor |
| Also known as CATALYST or HYDROGEN PEROXIDE, oxidizing agent added to haircolor or Lightner that assists in the development process, it is manufactured in various strengths, known as volumes or percentages | Developer |
| The technique 9f removing natural hair color or artifical haircolor from the hair | Decolorization |
| Also known as BLEACH or Decolorizers, will lift permantely by diffusing, dissolving or decolorizing the natural or artificial pigment in the cortex | Lightener |
| Come in a oil, cream, and some powder forms am are able to be used on the scalp | On the Scalp Lightener |
| Also known as QUICK LIGHTNER, come in powder for am are not able to be used on the scalp | Off the Scalp Lightener |
| Semi-permanent or demi-permanent haircolor product used on pre-lightened hair to neutralize unwanted pigment | Toner |
| Used to equalize porosity am replace missing pigment in one application | Filler |
| A product used to make another or duct more intense, vibrant, stronger, or purer | Concentrate |
| A concentrate used to increase the ability of a haircolor to neutralize unwanted warmth of color | Drabber |
| A concentrated hair color that when added to another haircolor, is used to deepen, brighten or create a more vivid color | Intensifier |
| Also known as VEGETABLE HAIR DYE, non-professional haircolor made from various plants;HENNA | Natural Hair Dye |
| Also known as GRADUAL DYE, is a non-professional haircolor containing metals that after continuous use build up on the hair (SHOULD NOT BE USED WITH PROFESSIONAL CHEMICALS) | Metallic Dye |
| Deposits or adds to existing color; however, it does not lighten the hair | Demi-Permanent Haircolor |
| Can deposit an/or lighten the natural pigments located in the cortex layer of the hair | Permanent Haircolor |
| The first time hair is colored | Virgin Haircolor Application |
| A single application of haircolor to either lighten the natural hair or to deposit haircolor to the hair strand | Single Process Haircolor |
| A 2 step technique involving lightening of the hair, followed by application of tone to achieve desired haircolor | Double Process Haircolor |
| The technique of applying demi-permanent or semi-permanent haircolor to hair to add shine and/or refresh color | Glaze |
| A deposit-only haircolor that pent rates into the cuticle layer of the hair shaft | Semi-permanent Haircolor |
| A visible line or band between two different haircolors, artificial and natural | Line of Demarcation |
| Type of haircolor that coats the hair surface covering only the hair cuticle | Temporary Haircolor |
| Cuticle scales are flat, causing minimal liquid absorption | Resistant Hair |
| Techniques used to create texture, as well as various dimensions of color | Special Effects |
| Utilizing two or more haircolors and/or techniques to create depth, movement, and shape | Dimensional Haircolor |
| The technique of coloring some hair strands lighter than thir natural color (typically a foiling technique) | Highlighting |
| The technique of coloring some hair strands darker than the natural color (typically a foiling technique) | Lowlighting |
| Involves weaving or slicing out specific strands of hair for depositing haircolors or lightening | Foiling Technique |
| Performed by coloring alternating selected strand from a thin subsection of hair | Weaving |
| Haircoloring technique that isolates thin subsections of hair in a straight line pattern | Slicing |
| The rapid oxidation of any substance accompanied by the production of heat and light. For example applying am oxidative haircolors over a metallic dye could result in combustion | Combustion |
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